04 August, 2017
The watch is in effect until 8 p.m. Wednesday.
Inland temperatures, meanwhile, are expected to be in the 90's today, and will approach 100 in some valley areas. In addition to flash flooding, the influx of rain could also start mud and debris flows.
Flash flood warnings have been issued for southeastern San Bernardino County along U.S. Highway 95 between Needles and Vidal Junction, and west along State Route 62 toward Twentynine Palms.
NWS says flash flooding is expected to begin shortly and that some of the locations that will experience flooding include Genesee.
The NWS issued a heat advisory as a spike in humidity made temperatures feel higher than they really were.
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A flash flood watch means that conditions may develop that lead to flash flooding.
The moisture brought thunderstorms and lightning Tuesday, with localized flooding.
The county encountered a massive flash flood earlier this year at the El Capitan Canyon campground.
Partly cloudy skies were forecast in Orange County, along with highs of 73 in Laguna Beach; 76 in San Clemente; 79 in Newport Beach; 90 in Mission Viejo; 91 in Irvine; 92 in Anaheim; 93 in Fullerton; and 94 in Yorba Linda.